package com.po;

import java.util.List;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.criterion.Example;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * A data access object (DAO) providing persistence and search support for
 * BaseCatalog entities. Transaction control of the save(), update() and
 * delete() operations can directly support Spring container-managed
 * transactions or they can be augmented to handle user-managed Spring
 * transactions. Each of these methods provides additional information for how
 * to configure it for the desired type of transaction control.
 * 
 * @see com.po.BaseCatalog
 * @author MyEclipse Persistence Tools
 */

public class BaseCatalogDAO extends BaseHibernateDAO {
	private static final Logger log = LoggerFactory
			.getLogger(BaseCatalogDAO.class);
	// property constants
	public static final String PARENT_CATA_ID = "parentCataId";
	public static final String CATA_NAME = "cataName";
	public static final String ORDER_NUM = "orderNum";
	public static final String LINK_URL = "linkUrl";

	public void save(BaseCatalog transientInstance) {
		log.debug("saving BaseCatalog instance");
		try {
			getSession().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(BaseCatalog persistentInstance) {
		log.debug("deleting BaseCatalog instance");
		try {
			getSession().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public BaseCatalog findById(com.po.BaseCatalogId id) {
		log.debug("getting BaseCatalog instance with id: " + id);
		try {
			BaseCatalog instance = (BaseCatalog) getSession().get(
					"com.po.BaseCatalog", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(BaseCatalog instance) {
		log.debug("finding BaseCatalog instance by example");
		try {
			List results = getSession().createCriteria("com.po.BaseCatalog")
					.add(Example.create(instance)).list();
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding BaseCatalog instance with property: " + propertyName
				+ ", value: " + value);
		try {
			String queryString = "from BaseCatalog as model where model."
					+ propertyName + "= ?";
			Query queryObject = getSession().createQuery(queryString);
			queryObject.setParameter(0, value);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findByParentCataId(Object parentCataId) {
		return findByProperty(PARENT_CATA_ID, parentCataId);
	}

	public List findByCataName(Object cataName) {
		return findByProperty(CATA_NAME, cataName);
	}

	public List findByOrderNum(Object orderNum) {
		return findByProperty(ORDER_NUM, orderNum);
	}

	public List findByLinkUrl(Object linkUrl) {
		return findByProperty(LINK_URL, linkUrl);
	}

	public List findAll() {
		log.debug("finding all BaseCatalog instances");
		try {
			String queryString = "from BaseCatalog";
			Query queryObject = getSession().createQuery(queryString);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public BaseCatalog merge(BaseCatalog detachedInstance) {
		log.debug("merging BaseCatalog instance");
		try {
			BaseCatalog result = (BaseCatalog) getSession().merge(
					detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(BaseCatalog instance) {
		log.debug("attaching dirty BaseCatalog instance");
		try {
			getSession().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(BaseCatalog instance) {
		log.debug("attaching clean BaseCatalog instance");
		try {
			getSession().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
}